CN216521711U - High-efficient RTO device - Google Patents
High-efficient RTO device Download PDFInfo
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- CN216521711U CN216521711U CN202122982696.0U CN202122982696U CN216521711U CN 216521711 U CN216521711 U CN 216521711U CN 202122982696 U CN202122982696 U CN 202122982696U CN 216521711 U CN216521711 U CN 216521711U
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- chamber
- flue gas
- heat
- heat exchange
- exchange system
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- 230000003647 oxidation Effects 0.000 claims abstract description 38
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 38
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 33
- 239000003546 flue gas Substances 0.000 claims abstract description 33
- 239000002826 coolant Substances 0.000 claims abstract description 24
- 238000005338 heat storage Methods 0.000 claims abstract description 22
- 238000010926 purge Methods 0.000 claims description 10
- 238000009413 insulation Methods 0.000 claims 1
- 239000007789 gas Substances 0.000 abstract description 35
- 239000010815 organic waste Substances 0.000 abstract description 16
- 238000007664 blowing Methods 0.000 abstract 1
- 239000002918 waste heat Substances 0.000 abstract 1
- 239000002912 waste gas Substances 0.000 description 23
- 230000001590 oxidative effect Effects 0.000 description 4
- 230000001172 regenerating effect Effects 0.000 description 4
- 239000007800 oxidant agent Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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- Incineration Of Waste (AREA)
Abstract
The utility model discloses a high-efficiency RTO device which comprises a shell, a heat exchange system and a lighting device, wherein a plurality of air distribution chambers are arranged inside the shell, the bottom of each air distribution chamber is connected with an air inlet pipeline, an air outlet pipeline and a blowing pipeline, the upper part of each air distribution chamber is provided with a heat storage chamber, a plurality of heat storage bodies are arranged in the heat storage chamber, an oxidation chamber positioned above the heat storage chamber is arranged in the shell, one end of the oxidation chamber is provided with a flue gas outlet pipe, the other end of the oxidation chamber is provided with a flue gas inlet pipe, the lighting device is used for lighting flue gas in the oxidation chamber, the flue gas outlet pipe and the flue gas inlet pipe are both connected with the heat exchange system, and the two ends of the heat exchange system are respectively provided with a cooling medium inlet pipe and a cooling medium outlet pipe. Compared with the prior art, the utility model has the advantages that: the utility model is suitable for the treatment of organic waste gas with any concentration and has the function of waste heat utilization.
Description
Technical Field
The utility model relates to the technical field of organic waste gas treatment, in particular to a high-efficiency RTO device.
Background
Regenerative thermal oxidizers (RTOs for short) are common devices, have been applied to many industries, and are particularly applied to the aspects of organic waste gas treatment and the like. The device heats medium-low concentration organic gas to reach high temperature and then directly oxidizes and decomposes the organic gas into CO2And H2O, and thus can be applied to the treatment of exhaust gas pollutants and the recovery of heat generated during decomposition, and the prior art regenerative thermal oxidizer is generally used to treat exhaust gas with a concentration of 1-8g/Nm3When the concentration of the organic waste gas is lower than the range, the organic waste gas can be subjected to concentration treatment and then enters a regenerative thermal oxidizer for oxidation treatment. When the concentration of the organic waste gas is higher than the range, if the organic waste gas is directly introduced into the heat accumulating type thermal oxidizer in the prior art, the temperature in the oxidation chamber is overhigh, and the temperature of the oxidation chamber is difficult to control within a certain range.
The concentration of the organic waste gas is beneficial to reducing the flow of the organic waste gas, the investment cost and the operating cost of the whole set of equipment can be effectively reduced, but the dilution of the organic waste gas can increase the flow of the waste gas to be treated, and the construction cost and the operating cost of the organic waste gas treatment can be greatly increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the technical defects and provide a high-efficiency RTO device which is suitable for treating organic waste gas with any concentration, particularly suitable for treating high-concentration organic waste gas.
In order to solve the technical problems, the technical scheme provided by the utility model is as follows: the utility model provides a high-efficient RTO device, includes casing, heat transfer system and ignition, the inside of casing is equipped with a plurality of gas distribution chambers, gas distribution chamber's bottom is connected with air inlet pipe way, exhaust pipe and sweeps the pipeline, gas distribution chamber's upper portion is equipped with the regenerator, be equipped with a plurality of regenerators in the regenerator, be equipped with the oxidizing chamber that is located the regenerator top in the casing, the other end that the one end of oxidizing chamber was equipped with flue gas outlet duct and oxidizing chamber is equipped with the flue gas intake pipe, ignition is used for improving the temperature in the oxidizing chamber, flue gas outlet duct and flue gas intake pipe all are connected with heat transfer system, heat transfer system's both ends are equipped with coolant respectively and advance pipe and coolant exit tube.
As an improvement, the heat exchange system is a plate heat exchanger.
As an improvement, the heat exchange system is a tubular heat exchanger.
As an improvement, a plurality of explosion-proof devices corresponding to the gas distribution chamber are arranged above the oxidation chamber.
As an improvement, the heat exchange system can control the temperature of the oxidation chamber to be kept in a set temperature range.
As an improvement, an air inlet valve, an exhaust valve and a purging valve are respectively arranged on the air inlet pipeline, the exhaust pipeline and the purging pipeline.
As an improvement, an air extractor is arranged on the flue gas inlet pipe, and a cooling medium suction device is arranged on the cooling medium inlet pipe.
As an improvement, the shell is internally filled with an insulating layer.
Compared with the prior art, the utility model has the advantages that: the high-efficiency RTO device can control the heat exchange quantity by arranging the heat exchange system, and control the temperature of the oxidation chamber to be kept in a set temperature range, thereby solving the technical problem that the waste gas must be diluted in advance if high-concentration waste gas treatment is carried out in the prior art, greatly reducing the construction cost and the operation cost of organic waste gas treatment, effectively recovering the heat in the flue gas by arranging the cooling medium inlet pipe and the cooling medium outlet pipe, and being beneficial to energy conservation and environmental protection.
Drawings
FIG. 1 is a schematic diagram of a high efficiency RTO device according to the present invention.
FIG. 2 is a schematic diagram of the internal structure of a heat exchange system of an efficient RTO device of the present invention.
As shown in the figure: 1. the gas distribution chamber comprises a gas distribution chamber body 2, a shell body 3, a heat preservation layer 4, a heat accumulator body 5, a heat accumulator chamber 6, an oxidation chamber 7, an explosion-proof device 8, a heat exchange system 9, an ignition device 10, a flue gas inlet pipe 11, a cooling medium outlet pipe 12, a cooling medium suction device 13, an air extractor 14, a cooling medium inlet pipe 15, a flue gas outlet pipe 16, a purging valve 17, an air inlet valve 18, an exhaust valve 19, a purging pipeline 20, an air inlet pipeline 21 and an exhaust pipeline.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The following further describes embodiments of the present invention with reference to the accompanying drawings. In which like parts are designated by like reference numerals.
It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
In order to make the content of the present invention more clearly understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.
With reference to fig. 1, a high-efficient RTO device, includes casing 2, heat transfer system 8 and ignition device 9, the inside of casing 2 is equipped with a plurality of gas distribution chamber 1, gas distribution chamber 1's bottom is connected with air inlet line 20, exhaust pipe 21 and sweeps pipeline 19, gas distribution chamber 1's upper portion is equipped with regenerator 5, be equipped with a plurality of regenerators 4 in the regenerator 5, be equipped with the oxidation chamber 6 that is located regenerator 5 top in the casing 2, the one end of oxidation chamber 6 is equipped with flue gas outlet duct 15 and the other end of oxidation chamber 6 is equipped with flue gas inlet duct 10, ignition device 9 is used for improving the temperature in the oxidation chamber 6, flue gas outlet duct 15 and flue gas inlet duct 10 all are connected with heat transfer system 8, heat transfer system 8's both ends are equipped with coolant inlet pipe 14 and coolant outlet pipe 11 respectively.
The heat exchange system 8 is a plate heat exchanger.
The heat exchange system 8 is a tubular heat exchanger.
A plurality of explosion-proof devices 7 corresponding to the air distribution chamber 1 are arranged above the oxidation chamber 6.
The heat exchange system 8 can control the temperature of the oxidation chamber 6 to be kept in a set temperature range.
And the air inlet pipeline 20, the exhaust pipeline 21 and the purging pipeline 19 are respectively provided with an air inlet valve 17, an exhaust valve 18 and a purging valve 16.
An air pump 13 is arranged on the flue gas inlet pipe 10, and a cooling medium suction device 12 is arranged on the cooling medium inlet pipe 14.
The shell 2 is filled with an insulating layer 3.
In the practice of the present invention, the heat exchange system may also be located inside the oxidation chamber (as shown in FIG. 2). In the specific use process of the utility model, waste gas enters one of the heat storage chambers through the air inlet pipeline, the waste gas absorbs heat in the heat storage body in the heat storage chamber to heat, the temperature of the waste gas passing through the heat storage chamber reaches not lower than the ignition point of the waste gas, the waste gas passes through the heat storage chamber and enters the oxidation chamber, the ignition device ignites the waste gas in the oxidation chamber, the waste gas stays in the oxidation chamber for a specific time to completely oxidize the waste gas, the staying time of the waste gas in the oxidation chamber is determined according to the degree of the oxidation chamber and the characteristics of the waste gas, a cooling medium is introduced into a cooling medium inlet pipe and an air extractor is started, so that the high-temperature waste gas in the oxidation chamber is cooled through a heat exchange system and then returns to the oxidation chamber, on one hand, the heat exchange can be carried out on the cooling medium in the cooling medium inlet pipe, the heat energy in the waste gas can be effectively recovered, on the other hand, the internal temperature of the oxidation chamber can be constant, thereby meeting the treatment requirement of high-concentration organic waste gas, the high-temperature flue gas after the complete combustion in the oxidation chamber enters another regenerator, the high-temperature flue gas transfers heat to the heat accumulator in the regenerator, the flue gas becomes low-temperature flue gas after passing through the regenerator and enters the gas distribution chamber, and the low-temperature flue gas passes through the gas distribution chamber discharge device. The air intake and exhaust of each air distribution chamber and the heat storage chamber are controlled by switching an air intake valve, an exhaust valve and a purge valve according to a set time.
Organic waste gas firstly enters a gas distribution chamber and then enters a heat storage chamber, the waste gas absorbs heat in a heat storage body in the heat storage chamber to raise the temperature, the temperature of the waste gas reaches a burning point not lower than that of the waste gas after passing through the heat storage chamber, the waste gas enters an oxidation chamber after passing through the heat storage chamber, the waste gas stays in the oxidation chamber for a specific time to enable the waste gas to be completely oxidized, the stay time of the waste gas in the oxidation chamber is determined according to the degree of the oxidation chamber and the characteristics of the waste gas, high-temperature flue gas after the complete combustion in the oxidation chamber enters another heat storage chamber, the high-temperature flue gas transfers heat to the heat storage body in the heat storage chamber, the flue gas becomes low-temperature flue gas after passing through the heat storage chamber and enters the gas distribution chamber, and the low-temperature flue gas is discharged out of the device through the gas distribution chamber. And the air inlet and the air outlet of each air distribution chamber and each regenerative chamber are switched by a reversing valve according to set time. In specific implementation, the heat exchange system can be tube heat exchange, plate heat exchange, combined heat exchange and the like, the cooling medium can be liquid or gas, and a heat exchange tube or a heat exchange plate of the heat exchange system can be vertical to the smoke direction and can also be parallel to the smoke direction.
The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (7)
1. An efficient RTO device comprising a housing (2), a heat exchange system (8) and an ignition device (9), characterized in that: a plurality of air distribution chambers (1) are arranged in the shell (2), the bottom of each air distribution chamber (1) is connected with an air inlet pipeline (20), an exhaust pipeline (21) and a purging pipeline (19), a heat storage chamber (5) is arranged at the upper part of the air distribution chamber (1), a plurality of heat accumulators (4) are arranged in the heat storage chamber (5), an oxidation chamber (6) positioned above the heat storage chamber (5) is arranged in the shell (2), one end of the oxidation chamber (6) is provided with a flue gas outlet pipe (15), the other end of the oxidation chamber (6) is provided with a flue gas inlet pipe (10), the ignition device (9) is used for increasing the temperature in the oxidation chamber (6), the flue gas outlet pipe (15) and the flue gas inlet pipe (10) are both connected with the heat exchange system (8), and a cooling medium inlet pipe (14) and a cooling medium outlet pipe (11) are respectively arranged at two ends of the heat exchange system (8).
2. An efficient RTO apparatus as claimed in claim 1, wherein: the heat exchange system (8) is a plate heat exchanger or a tubular heat exchanger.
3. An efficient RTO apparatus as claimed in claim 1, wherein: a plurality of explosion-proof devices (7) corresponding to the air distribution chamber (1) are arranged above the oxidation chamber (6).
4. An efficient RTO apparatus as claimed in claim 2, wherein: the heat exchange system (8) can keep the temperature inside the oxidation chamber (6) constant.
5. An efficient RTO apparatus as claimed in claim 1, wherein: and the air inlet pipeline (20), the exhaust pipeline (21) and the purging pipeline (19) are respectively provided with an air inlet valve (17), an exhaust valve (18) and a purging valve (16).
6. An efficient RTO apparatus as claimed in claim 1, wherein: an air extractor (13) is arranged on the flue gas inlet pipe (10), and a cooling medium suction device (12) is arranged on the cooling medium inlet pipe (14).
7. An efficient RTO apparatus as claimed in claim 1, wherein: the shell (2) is filled with a heat insulation layer (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122982696.0U CN216521711U (en) | 2021-11-30 | 2021-11-30 | High-efficient RTO device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122982696.0U CN216521711U (en) | 2021-11-30 | 2021-11-30 | High-efficient RTO device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216521711U true CN216521711U (en) | 2022-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122982696.0U Active CN216521711U (en) | 2021-11-30 | 2021-11-30 | High-efficient RTO device |
Country Status (1)
| Country | Link |
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| CN (1) | CN216521711U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114046521A (en) * | 2021-11-30 | 2022-02-15 | 徐州燃烧控制研究院有限公司 | A high-efficiency RTO device |
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2021
- 2021-11-30 CN CN202122982696.0U patent/CN216521711U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114046521A (en) * | 2021-11-30 | 2022-02-15 | 徐州燃烧控制研究院有限公司 | A high-efficiency RTO device |
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